Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4617280 | Refractory lining and process for its manufacture | Paul Lennart Ivarsson, Lars G. Berg | 1986-10-14 |
| 4569659 | Refractory lining for a furnace | Erik T. Olsen | 1986-02-11 |
| 4400335 | Process for repairing refractory linings | Lennart Ivarsson | 1983-08-23 |
| 4367868 | Refractory lining for a metal pipe | Reima J. Vuokivi | 1983-01-11 |